Gerta Keller

First name

Gerta

Last name

Keller

Adatte, Thierry, David Bond, and Gerta Keller. 2019. Mass Extinctions, Volcanism, and Impacts: New Developments. GSA Special Papers. Geological Society of America. doi:10.1130/spe544.

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Keller, Gerta, Paula Mateo, Johannes Monkenbusch, Nicolas Thibault, Jahnavi Punekar, Jorge Spangenberg, Sigal Abramovich, et al. 2020. “Mercury Linked to Deccan Traps Volcanism, Climate Change and the End-Cretaceous Mass Extinction”. Global and Planetary Change (Invited Research Article) 194 (2020) 103312: 1-17. doi:10.1016/j.gloplacha.2020.103312.

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Keller, Gerta, Madan Nagori, Maya Chaudhary, Nallapa Reddy, B.C. Jaiprakash, Jorge Spangenberg, Paula Mateo, and Thierry Adatte. 2021. “Cenomanian-Turonian Sea-Level Transgression and OAE2 Deposition in the Western Narmada Basin, India”. Gondwana Research 94: 73–86. doi:10.1016/j.gr.2021.02.013.

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Khozyem, Hassan, Thierry Adatte, Gerta Keller, and Jorge Spangenberg. 2021. “Organic Carbon Isotope Records of the Paleocene- Eocene Thermal Maximum Event in India Provide New Insights into Mammal Origination and Migration”. Journal of Asian Earth Sciences 212: 104736. doi:https://doi.org/10.1016/j.jseaes.2021.104736.

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Font, Eric, Thierry Adatte, Mariana Andrade, Gerta Keller, André Bitchong, Claire Carvallo, Joana Ferreira, Zenaida Diogo, and José Mirão. (2018) 2018. “Deccan Volcanism Induced High-Stress Environment During the Cretaceous–Paleogene Transition at Zumaia, Spain: Evidence from Magnetic, Mineralogical and Biostratigraphic Records”. Earth and Planetary Science Letters 484: 53–66. doi:10.1016/j.epsl.2017.11.055.

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Heimhofer, Ulrich, Nina Wucherpfennig, Thierry Adatte, Stefan Schouten, Elke Schneebeli-Hermann, Silvia Gardin, Gerta Keller, Sarah Kentsch, and Ariane Kujau. (2024) 2018. “Vegetation Response to Exceptional Global Warmth During Oceanic Anoxic Event 2”. Nature Communications 9. doi:10.1038/s41467-018-06319-6.

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Schoene, Blair, Michael Eddy, Kyle Samperton, Brenhin Keller, Gerta Keller, Thierry Adatte, and Syed Khadri. (2019) 2019. “U-Pb Constraints on Pulsed Eruption of the Deccan Traps across the End-Cretaceous Mass Extinction”. Science 363: 862–866. doi:10.1126/science.aau2422.

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Font, Eric, Thierry Adatte, Alcides Sial, Luiz de Lacerda, Gerta Keller, and Jahnavi Punekar. 2016. “Mercury Anomaly, Deccan Volcanism, and the End-Cretaceous Mass Extinction”. Geology 44: 171–174. doi:10.1130/g37451.1.

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Mateo, Paula, Gerta Keller, Thierry Adatte, Andre Bitchong, Jorge Spangenberg, Torsten Vennemann, and Christopher Hollis. (2019) 2019. “Deposition and Age of Chicxulub Impact Spherules on Gorgonilla Island, Colombia”. GSA Bulletin 132: 215–232. doi:10.1130/b35287.1.

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Savin, Samuel, Robert Douglas, Gerta Keller, John Killingley, Linda Shaughnessy, Michael Sommer, Edith Vincent, and Fay Woodruff. (2024) 1981. “Miocene Benthic Foraminiferal Isotope Records: A Synthesis”. Marine Micropaleontology 6: 423–450. doi:10.1016/0377-8398(81)90031-1.

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Keller, Gerta, Paula Mateo, Jahnavi Punekar, Hassan Khozyem, Brian Gertsch, Jorge Spangenberg, André Bitchong, and Thierry Adatte. (2024) 2018. “Environmental Changes During the Cretaceous-Paleogene Mass Extinction and Paleocene-Eocene Thermal Maximum: Implications for the Anthropocene”. Gondwana Research 56: 69–89. doi:10.1016/j.gr.2017.12.002.

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Keller, Gerta. 1981. “Origin and Evolution of the Genus Globigerinoides in the Early Miocene of the Northwestern Pacific, (DSDP) Site 292”. Micropaleontology 27: 293. doi:10.2307/1485239.

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Keller, Gerta. (2024) 1981. “Miocene Biochronology and Paleoceanography of the North Pacific”. Marine Micropaleontology 6: 535–551. doi:10.1016/0377-8398(81)90020-7.

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Ingle, James, Gerta Keller, and Ronald Kolpack. 1980. “Benthic Foraminiferal Biofacies, Sediments and Water Masses of the Southern Peru-Chile Trench Area, Southeastern Pacific Ocean”. Micropaleontology 26: 113. doi:10.2307/1485435.

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von Huene, Roland, Gerta Keller, Michael Arthur, J. Barron, Gary Bell, Jean-Paul Cadet, Bobb Carson, et al. 1980. “Site 441: Japan Trench Lower Slope, Leg 57”. v. 56 and 57. Initial Reports, Deep Sea Drilling Project. Referenced from deepseadrilling.org: Site 441: Japan Trench Lower Slope, Leg 57.

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Keller, Gerta. (2024) 1980. “Middle to Late Miocene Planktonic Foraminiferal Datum Levels and Paleoceanography of the North and Southeastern Pacific Ocean”. Marine Micropaleontology 5: 249–281. doi:10.1016/0377-8398(80)90013-4.

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Keller, Gerta. 1980. “Early to Middle Miocene Planktonic Foraminiferal Datum Levels of the Equatorial and Subtropical Pacific”. Micropaleontology 26: 372. doi:10.2307/1485351.

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Keller, Gerta. (2024) 1979. “Late Neogene Planktonic Foraminiferal Biostratigraphy and Paleoceanography of the Northwest Pacific (DSDP) Site 296”. Palaeogeography, Palaeoclimatology, Palaeoecology 27: 129–154. doi:10.1016/0031-0182(79)90097-x.

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Keller, Gerta. (2024) 1979. “Early Pliocene to Pleistocene Planktonic Foraminiferal Datum Levels in the North Pacific: (DSDP) Sites 173, 310, 296”. Marine Micropaleontology 4: 281–294. doi:10.1016/0377-8398(79)90021-5.

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Keller, Gerta. (2024) 1978. “Late Neogene Biostratigraphy and Paleoceanography of (DSDP) Site 310 Central North Pacific and Correlation With the Southwest Pacific”. Marine Micropaleontology 3: 97–119. doi:10.1016/0377-8398(78)90001-4.

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BARRON, JOHN, and Gerta Keller. 1982. “Widespread Miocene Deep-Sea Hiatuses: Coincidence With Periods of Global Cooling”. Geology 10: 577. doi:10.1130/0091-7613(1982)10<577:wmdhcw>2.0.co;2.

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Keller, Gerta, John Barron, and Lloyd Burckle. (2024) 1982. “North Pacific Late Miocene Correlations Using Microfossils, Stable Isotopes, Percent (CaCO)3, and Magnetostratigraphy”. Marine Micropaleontology 7: 327–357. doi:10.1016/0377-8398(82)90009-3.

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Keller, Gerta. 1994. “Mass Extinction and Evolution Patterns across the Cretaceous-Tertiary Boundary”. In Extincion Y Registro Fosil, Cuadernos Interdisciplinares No. 5, 165-200. Zaragoza: Universidad de Zaragoza.

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Canudo, JoséI., Gerta Keller, Eustoquio Molina, and Nieves Ortiz. (1994) 1994. “Planktic Foraminiferal Turnover and δ13C Isotopes across the Paleocene-Eocene Transition at Caravaca and Zumaya, Spain”. Palaeogeography, Palaeoclimatology, Palaeoecology 114: 75–100. doi:10.1016/0031-0182(95)00073-u.

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Barrera, Enriqueta, and Gerta Keller. (2024) 1994. “Productivity across the Cretaceous Tertiary Boundary in High Latitudes”. Geological Society of America Bulletin 106: 1254–1266. doi:10.1130/0016-7606(1994)106<1254:patctb>2.3.co;2.

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Lu, Gangyi, and Gerta Keller. 1995. “Abrupt Change in the Upwelling System Along the Southern Margin of the Tethys During the Paleocene-Eocene Transition Event”. Isr. J. Earth Sci. 44: 185-95.

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Keller, Gerta, and Wolfgang Stinnesbeck. (2024) 1996. “Near-K/T/Age/of/Clastic/Deposits/from/Texas/to/Brazil:/Impact,/Volcanism/and/Or/Sea-Level/Lowstand?”. Terra Nova 8: 277–285. doi:10.1111/j.1365-3121.1996.tb00757.x.

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Stinnesbeck, Wolfgang, and Gerta Keller. 1996. “K/T/Boundary/Coarse-Grained/Siliciclastic/Deposits/in/Northeastern/Mexico/and/Northeastern/Brazil:/Evidence/for/Mega-Tsunami/or/Sea-Level/Changes?”. In Special Paper 307: The Cretaceous-Tertiary Event and Other Catastrophes in Earth History, 197–209. Geological Society of America. doi:10.1130/0-8137-2307-8.197.

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Keller, Gerta. (1997) 1997. “Analysis of El Kef Blind Test I”. Marine Micropaleontology 29: 89–93. doi:10.1016/s0377-8398(96)00044-8.

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Keller, Gerta, Thierry Adatte, Chris Hollis, Martha Ordóñez, Italo Zambrano, Nelson Jiménez, Wolfgang Stinnesbeck, Antinor Aleman, and Wendy Hale-Erlich. (2024) 1997. “The Cretaceous Tertiary Boundary Event in Ecuador: Reduced Biotic Effects Due to Eastern Boundary Current Setting”. Marine Micropaleontology 31: 97–133. doi:10.1016/s0377-8398(96)00061-8.

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Pardo, Alfonso, Gerta Keller, Eustoquio Molina, and JoséI. Canudo. (2024) 1997. “Planktic Foraminiferal Turnover across the Paleocene-Eocene Transition at (DSDP) Site 401, Bay of Biscay, North Atlantic”. Marine Micropaleontology 29: 129–158. doi:10.1016/s0377-8398(96)00035-7.

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Keller, Gerta, Thierry Adatte, Wolfgang Stinnesbeck, Doris Stüben, Utz Kramar, Zsolt Berner, Liangquan Li, and Katharina Perch-Nielsen. (1998) 1998. “The Cretaceous-Tertiary Transition on the Shallow Saharan Platform of Southern Tunisia”. Geobios 30: 951–975. doi:10.1016/s0016-6995(97)80218-5.

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Lu, Gangyi, Gerta Keller, and Alfonso Pardo. (2024) 1998. “Stability and Change in Tethyan Planktic Foraminifera across the Paleocene–Eocene Transition”. Marine Micropaleontology 35: 203–233. doi:10.1016/s0377-8398(98)00018-8.

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Li, Liangquan, Gerta Keller, and Wolfgang Stinnesbeck. (2024) 1999. “The Late Campanian and Maastrichtian in Northwestern Tunisia: Palaeoenvironmental Inferences from Lithology, Macrofauna and Benthic Foraminifera”. Cretaceous Research 20: 231–252. doi:10.1006/cres.1999.0148.

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Pardo, Alfonso, Thierry Adatte, Gerta Keller, and Hedi Oberhänsli. (2024) 1999. “Paleoenvironmental Changes across the Cretaceous–Tertiary Boundary at Koshak, Kazakhstan, Based on Planktic Foraminifera and Clay Mineralogy”. Palaeogeography, Palaeoclimatology, Palaeoecology 154: 247–273. doi:10.1016/s0031-0182(99)00114-5.

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Karoui-Yaakoub, Narjess, Dalila Zaghbib-Turki, and Gerta Keller. (2024) 2002. “The Cretaceous–Tertiary (K–T) Mass Extinction in Planktic Foraminifera at Elles I and El Melah, Tunisia”. Palaeogeography, Palaeoclimatology, Palaeoecology 178: 233–255. doi:10.1016/s0031-0182(01)00398-4.

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Keller, Gerta, and Norman MacLeod. (1994) 1994. “Reply to Comment on `The Cretaceous-Tertiary Boundary Transition in the Antarctic Ocean and Its Global implications’”. Marine Micropaleontology 24: 101–118. doi:10.1016/0377-8398(94)90018-3.

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Bourgeois, Joann, and Gerta Keller. (2024) 1991. “Extended Period of Extinctions across the Cretaceous Tertiary Boundary in Planktonic Foraminifera of Continental-Shelf Sections: Implications for Impact and Volcanism Theories: Discussion and Reply”. Geological Society of America Bulletin 103: 434–436. doi:10.1130/0016-7606(1991)103<0434:epoeat>2.3.co;2.

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MacLeod, Norman, and Gerta Keller. 1991. “How Complete Are Cretaceous Tertiary Boundary Sections? A Chronostratigraphic Estimate Based on Graphic Correlation”. Geological Society of America Bulletin 103: 1439. doi:10.1130/0016-7606(1991)103<1439:hcactb>2.3.co;2.

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D’Hondt, Steven, and Gerta Keller. (1991) 1991. “Some Patterns of Planktic Foraminiferal Assemblage Turnover at the Cretaceous-Tertiary Boundary”. Marine Micropaleontology 17: 77–118. doi:10.1016/0377-8398(91)90024-z.

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Keller, Gerta, and Chaim Benjamini. (1991) 1991. “Paleoenvironment of the Eastern Tethys in the Early Paleocene”. {PALAIOS} 6: 439. doi:10.2307/3514984.

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Keller, Gerta. 1991. “Paleoecological Response of Tethyan Benthic Foraminifera to the Cretaceous-Tertiary Boundary Transition”. Tokai University Press, 77-91.

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Keller, Gerta, and Norman MacLeod. 1992. “Eocene-Oligocene Faunal Turnover and Antarctic Glaciation”. In , 218-44. Princeton: Princeton University Press. Referenced from www.jstor.org: Eocene-Oligocene Faunal Turnover and Antarctic Glaciation.

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Magaritz, Mordechai, Chaim Benjamini, Gerta Keller, and Shimon Moshkovitz. (2024) 1992. “Early Diageneitc Isotopic Signal at the Cretaceous Tertiary Boundary, Israel”. Palaeogeography, Palaeoclimatology, Palaeoecology 91: 291–304. doi:10.1016/0031-0182(92)90073-e.

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Keller, Gerta. (2024) 1988. “Biotic Turnover in Benthic Foraminifera across the Cretaceous Tertiary Boundary at El Kef, Tunisia”. Palaeogeography, Palaeoclimatology, Palaeoecology 66: 153–171. doi:10.1016/0031-0182(88)90198-8.

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Schmitz, Birger, Gerta Keller, and Olof Stenvall. (1992) 1992. “Stable Isotope and Foraminiferal Changes across the Cretaceous—Tertiary Boundary at Stevns Klint, Denmark: Arguments for Long-Term Oceanic Instability before and After Bolide-Impact Event”. Palaeogeography, Palaeoclimatology, Palaeoecology 96: 233–260. doi:10.1016/0031-0182(92)90104-d.

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Bruns, Terry, and Gerta Keller. 1984. “Comments and Replies on ‘Model for the Origin of the Yakutat Block, an Accreting Terrane in the Northern Gulf of Alaska’”. Geology 12: 565. doi:10.1130/0091-7613(1984)12<565:caromf>2.0.co;2.

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Keller, Gerta, Norman MacLeod, Linda Ivany, and Ross Salawitch. 1993. “Carbon Isotopic Evidence for Biomass Burning at the K-T Boundary: Comment and Reply”. Geology 21: 1149. doi:10.1130/0091-7613(1993)021<1149:ciefbb>2.3.co;2.

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Savin, Samuel, Linda Abel, Enriqueta Barrera, David Hodell, James Kennett, Margaret Murphy, Gerta Keller, John Killingley, and Edith Vincent. 1985. “The Evolution of Miocene Surface and Near-Surface Marine Temperatures: Oxygen Isotopic Evidence”. In Geological Society of America Memoirs, 49–82. Geological Society of America. doi:10.1130/mem163-p49.

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Lu, Gangyi, and Gerta Keller. (2024) 1993. “The Paleocene-Eocene Transition in the Antarctic Indian Ocean: Inference from Planktic Foraminifera”. Marine Micropaleontology 21: 101–142. doi:10.1016/0377-8398(93)90012-m.

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